# Mega Constellations vs Astris

The clearest difference is in-app purchases: Astris at none against Mega Constellations's 1. Mega Constellations's advantage is update cadence (every 5 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mega Constellations sells 1 one-off in-app purchase. Astris asks for nothing beyond the download.

Mega Constellations ships an update every 5 days, Astris every 3 months. The most recent releases landed on September 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mega Constellations | Astris |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mega-constellations/id1598820453/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | Free | — |
| Size | 16 MB | 21 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hanno Rein](https://appshunter.io/developer/325840976) | [ISTITUTI EDMONDO DE AMICIS SRL](https://appshunter.io/developer/1219261025) |

## What reviewers say

### Mega Constellations

[App page](https://appshunter.io/ios/app/mega-constellations/id1598820453)

Explore the visual impact of large satellite networks on the night sky. This simulator shows how current and planned mega-constellations affect stargazing based on your location, time, and date.

**Highlights:** Simulates mega-constellation orbits, Visualizes impact on stargazing, Adjustable location, time, and date, Explores effects on astronomy, Shows current and planned constellations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Developer Appreciation Coffee | $1.99 | one-time |


### Astris

[App page](https://appshunter.io/ios/app/astris/id6454899891)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mega Constellations free?

Mega Constellations is free to download, with in-app purchases available.

### Is Astris free?

Astris is free to download, with no in-app purchases.

### Do Mega Constellations or Astris have ads?

Neither Mega Constellations nor Astris shows ads.

### Which is updated more often, Mega Constellations or Astris?

Mega Constellations ships an update every 5 days, and Astris every 3 months. Most recently, Mega Constellations was updated on September 22, 2026 and Astris on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*